Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5726303 | Method of preparing lacitol monohydrate and dihydrate | Christiaan F. Wijnman, John A. van Velthuijsen | 1998-03-10 |
| 5054683 | Method of bonding together two bodies with silicon oxide and practically pure boron | Jan Haisma, Gijsbertus A. C. M. Spierings, Joseph G. Van Lierop | 1991-10-08 |